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B39431R770U310

P1-P3P4-P5
4 Mar 03, 2004
SAW Components R 770
433,81 / 434,06 MHzResonator
Data Sheet
Characteristics Resonator 2
Reference temperature:
T
A
= 25 ˚C
Terminating source impedance:
Z
S
= 50 Ω
Terminating Load impedance:
Z
L
= 50 Ω
min. typ. max.
Center frequency Resonator 2
1)
1) Center frequency is defined as the maximum of the real part of the admittance.
f
c
434,01 434,06 434,11 MHz
Frequency offset Resonator 2 to Resonator 1
f
offset
200,0 250,0 300,0 KHz
Minimum insertion attenuation α
min
— 1,3 1,7 dB
Unloaded quality factor
Q
U
7500 10100 —
Ageing of
f
c
——± 50 ppm
Equivalent circuit elements
Motional capacitance
C
2
— 2,14 — fF
Motional inductance
L
2
— 62,86 — µH
Motional resistance
R
2
—1723Ω
Parallel capacitance
2)
2) If used in two port configuration (pin 3-input, pin 5-output)
C
0
is reduced by approx. 0,3 pF.
C
02
— 2,4 — pF
Temperature coefficient of frequency
3)
3) Temperature dependence of
f
c
:
f
c
(
T
A
) =
f
c
(
T
0
)(1 +
TC
f
(
T
A
–
T
0
)
2
)
TC
f
— – 0,03 — ppm/K
2
Turnover temperature
T
0
5—35˚C
5 Mar 03, 2004
SAW Components R 770
433,81 / 434,06 MHzResonator
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW CE AE PD
P.O. Box 80 17 09, D-81617 München
EPCOS AG 2004. All Rights Reserved. Reproduction, publication and dissemination of this bro-
chure and the information contained therein without EPCOS’ prior express consent is prohibited.
T
he information contained in this brochure describes the type of component and shall not be con-
sidered as guaranteed characteristics. Purchase orders are subject to the General Conditions for
t
he Supply of Products and Services of the Electrical and Electronics Industry recommended by the
ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed.
T
his brochure replaces the previous edition.
For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or
t
he international Representatives.
Due to technical requirements components may contain dangerous substances. For information on
t
he type in question please also contact one of our Sales Offices.
P1-P3P4-P5

B39431R770U310

Mfr. #:
Buy B39431R770U310
Manufacturer:
Qualcomm RF360
Description:
Resonators R 770 RESONATOR
Lifecycle:
New from this manufacturer.
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